| |||
| реактор с нисходящим потоком (zhx) | |||
|
downflow reactor : 4 phrases in 3 subjects |
| Ecology | 1 |
| Energy industry | 1 |
| Oil and gas | 2 |
| |||
| реактор с нисходящим потоком (zhx) | |||
|
downflow reactor : 4 phrases in 3 subjects |
| Ecology | 1 |
| Energy industry | 1 |
| Oil and gas | 2 |